What is Lynn Chi's NPI number?

Lynn Chi's National Provider Identifier (NPI) is 1053999755, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lynn Chi's specialty?

Lynn Chi is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).

Where is Lynn Chi located?

Lynn Chi's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.

What is Lynn Chi's phone number?

The practice phone number listed in the NPPES registry for Lynn Chi is (714) 456-7890.

Is Lynn Chi's NPI active?

Yes — Lynn Chi's NPI (1053999755) is active in the NPPES registry as of the last update on 2026-06-05.

IndividualActive

Lynn Chi, MD

NPI 1053999755 · Anesthesiology Physician · Orange, CA

Lynn Chi, MD is a Anesthesiology Physician provider in Orange, CA (NPI 1053999755).

Provider details

NPI number: 1053999755
Entity type: Individual
Primary specialty: Anesthesiology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: A184395 (CA)

Specialties & taxonomies

Anesthesiology PhysicianPrimary207L00000XLicense A184395 (CA)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Profile Score

Established profile(62/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
5 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

101 the City Dr S

Orange, CA 92868-3201

Phone: (714) 456-7890

Street-level locationGet directions

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Mailing address